Analysis
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max time kernel
142s -
max time network
158s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:04
Static task
static1
Behavioral task
behavioral1
Sample
161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe
Resource
win10v2004-en-20220112
General
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Target
161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe
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Size
92KB
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MD5
8b5ae31342f58befa5064d201d5aca85
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SHA1
49735c0e8eb5a7ff1b0f80720a2d032d295861f2
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SHA256
161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff
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SHA512
5b8ba5d48206dd6f1026a9edcd4a92e3ee013187e7307c244d1aff0c6bb41b7bf90a2b67e88a15825c12dc8a30fd714c04c63c0800e0def6691e5381e7a2b848
Malware Config
Signatures
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Sakula Payload 2 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 544 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 396 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exepid process 1128 161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exedescription pid process Token: SeIncBasePriorityPrivilege 1128 161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.execmd.exedescription pid process target process PID 1128 wrote to memory of 544 1128 161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe MediaCenter.exe PID 1128 wrote to memory of 544 1128 161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe MediaCenter.exe PID 1128 wrote to memory of 544 1128 161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe MediaCenter.exe PID 1128 wrote to memory of 544 1128 161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe MediaCenter.exe PID 1128 wrote to memory of 396 1128 161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe cmd.exe PID 1128 wrote to memory of 396 1128 161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe cmd.exe PID 1128 wrote to memory of 396 1128 161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe cmd.exe PID 1128 wrote to memory of 396 1128 161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe cmd.exe PID 396 wrote to memory of 1208 396 cmd.exe PING.EXE PID 396 wrote to memory of 1208 396 cmd.exe PING.EXE PID 396 wrote to memory of 1208 396 cmd.exe PING.EXE PID 396 wrote to memory of 1208 396 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe"C:\Users\Admin\AppData\Local\Temp\161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1128 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:544 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\161ae1ecfa5343d1df7aef82caf44f6b1a6306ea28e66b88a8b81f2be8dc55ff.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:396 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1208
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
18c453e677e56cee4f28c9ececdb8bb4
SHA1a27889134a6a2b22b98bfb2b3a0e7e0fd9822fba
SHA256a2626306eaddf940d42e61a6fcf4729474b4da617e69a53d96e425dd52c86583
SHA512c446ee5ed56aa4e6f7867930d903aea4a27145286e78dbda475bfb3f9c052fd74b00a23d0361bf7d928e784c4a430ce182bf4711baf66d7d84dd2de0ac0bc984
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MD5
18c453e677e56cee4f28c9ececdb8bb4
SHA1a27889134a6a2b22b98bfb2b3a0e7e0fd9822fba
SHA256a2626306eaddf940d42e61a6fcf4729474b4da617e69a53d96e425dd52c86583
SHA512c446ee5ed56aa4e6f7867930d903aea4a27145286e78dbda475bfb3f9c052fd74b00a23d0361bf7d928e784c4a430ce182bf4711baf66d7d84dd2de0ac0bc984